package jdbc;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class Text4 {
    public static void main(String[] args) {
        try (
           Connection connection= DBUtil.getConnection();
        ){
            String sql = "UPDATE userinfo " +
                         "SET password=? " +
                         "WHERE username=? ";
            PreparedStatement ps = connection.prepareStatement(sql);
            ps.setString(1,"666666");
            ps.setString(2,"王克晶");
            int count = ps.executeUpdate();
            if(count>0){
                System.out.println("修改成功");
            }else{
                System.out.println("修改失败");
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }

    }
}
